Respostas

2014-02-20T14:51:43-03:00
X+10 > -x + 6
x + x > 6 - 10
2x > -4
x > -4/2
x > -2
2 5 2
2014-02-20T14:51:56-03:00
(x+10)>(-x+6)
x+10>-x+6
x+x>6-10
2x>-4
x>-4/2
x > -2
1 5 1